import { type Spec } from './NativePdfApi';
import type { IPdfDocument, IPreparedPdfSource, TypePdfSource } from './types';
declare const NativePdfApi: Spec;
export { NativePdfApi };
export declare function normalizePdfSource(source: TypePdfSource): {
    uri: string;
    headers?: Record<string, string>;
    cacheKey?: string;
    fileName?: string;
};
export declare function isRemotePdfUri(uri: string): boolean;
/**
 * Resolves a PDF source to a local file URI. Remote (`http`/`https`) sources
 * are downloaded into the native cache; local sources are returned as-is.
 */
export declare function preparePdfSourceAsync(source: TypePdfSource): Promise<IPreparedPdfSource>;
export declare function openDocumentAsync(source: TypePdfSource): Promise<IPdfDocument>;
export declare function clearPdfCacheAsync(): Promise<void>;
//# sourceMappingURL=PdfApi.d.ts.map